1. Wet clay and sand are puddled together.
    湿黏土和沙子被混拌在一起。

2. What in the world were you smuggling in that sand?"
    你那沙中到底有什么？"

3. The tractors have left deep furrows in the loose sand.
    拖拉机在松软的沙土上留下了深深的车辙。

4. To their surprise, the precious parcel was full of stones and sand!
    使他们惊讶的是：这珍贵的包裹里竟全是石头和沙子！

5. The children scooped holes in the sand .
    孩子们挖泥沙。

6. These days, it is differences in national regulations, far more than tariffs, that put sand in the wheels of trade between rich countries.
    当前，是各国管理条例上的差异，而不是关税阻碍了发达国家之间的贸易。

7. To their surprise, the precious parcel was full of stones and sand!
    令他们吃惊的是，那珍贵的包裹里面装的全是石头和沙子！

8. They put the sand in water, to see if something was mixed with it.
    他们把沙浸入水中看看里面是否混有什么东西。

9. On each handlebar the man had hung a bucket full of sand.
    车把两边各挂着满满一桶沙。

10. He bought a quartz watch.
    他买了一只石英表。

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